Home / 15,949.71-23,927.13-4,853.78

Finding the Fourth Proportional to 15,949.71, 23,927.13 and 4,853.78

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Solution

The fourth proportional to 15,949.71, 23,927.13 and 4,853.78 is: 7,281.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,949.71 : 23,927.13 = 4,853.78 : x
  2. Step 2: Convert to fraction form
    15,949.71/23,927.13 = 4,853.78/x
  3. Step 3: Cross multiply
    15,949.71x = 23,927.13 × 4,853.78
  4. Step 4: Simplify right side
    15,949.71x = 116,137,025.05
  5. Step 5: Solve for x
    x = 116,137,025.05/15,949.71
  6. Step 6: Final answer
    x = 7,281.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.